但就在不到一个月前，检查人员发现消防安全系统存在重大问题，于是将开放时间再次推迟到2013年。
But less than a month before hand, inspectors found significant problems with the fire safety system and push the opening back again to 2013.
如果他们在系统布防时发现了什么问题，就会向基站发送无线警报信号，然后基站会发出警报。
If they detect something wrong while the system is armed, they'll transmit a wireless alert signal to a base station that will then raise the alarm.
这有时将隐藏可在新安装的操作系统环境中发现的安装问题。
Sometimes this will hide the installation issues that can be noticed in a freshly installed operating system environment.
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